[FIR] Add hasConstantInitializer field in FirField class

This field is required to be able to analyze Java fields
without triggering lazy const evaluation.

#KT-59894
#KT-61920

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirField.kt

@@ -49,6 +49,7 @@ abstract class FirField : FirVariable(), FirControlFlowGraphOwner {
     abstract override val annotations: List<FirAnnotation>
     abstract override val controlFlowGraphReference: FirControlFlowGraphReference?
     abstract override val symbol: FirFieldSymbol
+    abstract val hasConstantInitializer: Boolean
 
     override fun <R, D> accept(visitor: FirVisitor<R, D>, data: D): R =
         visitor.visitField(this, data)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirFieldImpl.kt

@@ -60,6 +60,8 @@ class FirFieldImpl @FirImplementationDetail constructor(
     override val setter: FirPropertyAccessor?
         get() = null
     override var controlFlowGraphReference: FirControlFlowGraphReference? = null
+    override val hasConstantInitializer: Boolean
+        get() = status.isConst
 
     init {
         symbol.bind(this)